Cheap Flights to Donostialdea/Donostia-San Sebastián | Popular Routes to Donostialdea/Donostia-San Sebastián from HK$980

View HK$980 flight on Wed, 23 Sept 2026Opens in a new window

Popular airlines to Donostialdea/Donostia-San Sebastián

  • Iberia

  • Lufthansa

  • KLM

  • Air France

  • TAP Portugal

  • Swiss International Air Lines

  • Air Europa

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Donostialdea/Donostia-San Sebastián

Prices were available within the past 7 days and start at HK$980 for one-way flights and HK$1,812 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Sun, 5 Apr - Wed, 22 Apr
BCN
Barcelona
EAS
San Sebastián
HK$1,812 Return, found 5 days ago
HK$1,812
Return
found 5 days ago
Select Vueling Airlines flight, departing Sun, 5 Apr from Barcelona to San Sebastián, returning Wed, 22 Apr, priced at HK$1,812 found 5 days ago
Vueling Airlines
Sun, 5 Apr - Mon, 20 Apr
BCN
Barcelona
EAS
San Sebastián
HK$1,872 Return, found 5 days ago
HK$1,872
Return
found 5 days ago
Select Vueling Airlines flight, departing Sun, 5 Apr from Barcelona to San Sebastián, returning Mon, 20 Apr, priced at HK$1,872 found 5 days ago
Vueling Airlines
Sun, 26 Apr - Sat, 16 May
BCN
Barcelona
EAS
San Sebastián
HK$1,932 Return, found 5 days ago
HK$1,932
Return
found 5 days ago
Select Vueling Airlines flight, departing Sun, 26 Apr from Barcelona to San Sebastián, returning Sat, 16 May, priced at HK$1,932 found 5 days ago
Iberia
Fri, 10 Apr - Mon, 20 Apr
BCN
Barcelona
EAS
San Sebastián
HK$1,942 Return, found 5 days ago
HK$1,942
Return
found 5 days ago
Select Iberia flight, departing Fri, 10 Apr from Barcelona to San Sebastián, returning Mon, 20 Apr, priced at HK$1,942 found 5 days ago
Iberia
Mon, 13 Apr - Mon, 27 Apr
BCN
Barcelona
EAS
San Sebastián
HK$1,959 Return, found 5 days ago
HK$1,959
Return
found 5 days ago
Select Iberia flight, departing Mon, 13 Apr from Barcelona to San Sebastián, returning Mon, 27 Apr, priced at HK$1,959 found 5 days ago
Vueling Airlines
Sat, 11 Apr - Wed, 22 Apr
BCN
Barcelona
EAS
San Sebastián
HK$1,982 Return, found 5 days ago
HK$1,982
Return
found 5 days ago
Select Vueling Airlines flight, departing Sat, 11 Apr from Barcelona to San Sebastián, returning Wed, 22 Apr, priced at HK$1,982 found 5 days ago
Vueling Airlines
Tue, 14 Apr - Fri, 1 May
BCN
Barcelona
EAS
San Sebastián
HK$1,992 Return, found 5 days ago
HK$1,992
Return
found 5 days ago
Select Vueling Airlines flight, departing Tue, 14 Apr from Barcelona to San Sebastián, returning Fri, 1 May, priced at HK$1,992 found 5 days ago
Iberia
Mon, 20 Apr - Sat, 9 May
BCN
Barcelona
EAS
San Sebastián
HK$2,009 Return, found 5 days ago
HK$2,009
Return
found 5 days ago
Select Iberia flight, departing Mon, 20 Apr from Barcelona to San Sebastián, returning Sat, 9 May, priced at HK$2,009 found 5 days ago
Vueling Airlines
Thu, 16 Apr - Tue, 28 Apr
BCN
Barcelona
EAS
San Sebastián
HK$2,022 Return, found 5 days ago
HK$2,022
Return
found 5 days ago
Select Vueling Airlines flight, departing Thu, 16 Apr from Barcelona to San Sebastián, returning Tue, 28 Apr, priced at HK$2,022 found 5 days ago
British Airways
Mon, 15 Jun - Fri, 19 Jun
LCY
London
EAS
San Sebastián
HK$3,068 Return, found 4 days ago
HK$3,068
Return
found 4 days ago
Select British Airways flight, departing Mon, 15 Jun from London to San Sebastián, returning Fri, 19 Jun, priced at HK$3,068 found 4 days ago

About Donostialdea/Donostia-San Sebastián

Expedia offers flights to Donostialdea/Donostia-San Sebastián to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Donostialdea/Donostia-San Sebastián or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Donostialdea/Donostia-San Sebastián that have flexible change policies?
We get that travel schedules can change in the blink of an eye, so choosing a flexible ticket with Expedia is always a smart move. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-cost, flexible flight to Donostialdea/Donostia-San Sebastián is just a few clicks away.
How can I find cheap tickets to Donostialdea/Donostia-San Sebastián?
In the last seven days, HK$1,812 was the lowest price for a flight to Donostialdea/Donostia-San Sebastián. For even bigger savings, book well ahead of time and be flexible with your travel dates. Search for your airfare to Donostialdea/Donostia-San Sebastián, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to Donostialdea/Donostia-San Sebastián?
You could have nabbed a return air ticket to Donostialdea/Donostia-San Sebastián from anywhere between HK$1,812 and HK$3,068 in the last seven days. For one-way journeys departing from Barcelona (BCN), the lowest price during this period was just HK$980.
When is the cheapest time to fly to Donostialdea/Donostia-San Sebastián?
If you're not fixed on what date you travel to Donostialdea/Donostia-San Sebastián, fly out early on in the week. The most economical day to take off is normally Tuesday, closely followed by Monday. Saturday is typically the priciest day, with many people preferring to take off on the weekend.
How much is a plane ticket to Donostialdea/Donostia-San Sebastián?
In the last seven days, plane tickets to Donostialdea/Donostia-San Sebastián ranged from HK$1,812 to HK$3,068.
What is the best time to go to Donostialdea/Donostia-San Sebastián?
A lovely time to visit San Sebastián is after June 20 when the summer season begins. In Donostialdea/Donostia-San Sebastián's busiest city, average temperatures fluctuate from 16ºC to 21ºC at this time — excellent weather for seeing the sights! April, May and June are the most popular months to discover this destination.
What months are the cheapest to book a flight to Donostialdea/Donostia-San Sebastián?
To bag an awesome deal to Donostialdea/Donostia-San Sebastián, try to book during the month of February when prices are at their cheapest. When's the most costly? In the U.S, it's the festive month of December.
*Available to Expedia members.